Finding the Fourth Proportional to 756,955.49, 1,135,427.84 and 277,216.19
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Solution
The fourth proportional to 756,955.49, 1,135,427.84 and 277,216.19 is: 415,822.31
Step by Step Solution
- Step 1: Write the proportion equation
756,955.49 : 1,135,427.84 = 277,216.19 : x - Step 2: Convert to fraction form
756,955.49/1,135,427.84 = 277,216.19/x - Step 3: Cross multiply
756,955.49x = 1,135,427.84 × 277,216.19 - Step 4: Simplify right side
756,955.49x = 314,758,978,058.93 - Step 5: Solve for x
x = 314,758,978,058.93/756,955.49 - Step 6: Final answer
x = 415,822.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.